package com.example.mobile2021606143cwj0324homework;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Button button = findViewById(R.id.button);
        final EditText editText = findViewById(R.id.editText);
        final EditText editText2 = findViewById(R.id.editText2);
        final EditText editText3 = findViewById(R.id.editText3);
        final EditText editText4 = findViewById(R.id.editText4);
        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                String str = editText.getText().toString();
                String str1 = editText2.getText().toString();
                String str2 = editText3.getText().toString();
                String str3 = editText4.getText().toString();

                if (str1.equals("7878789")){
                    if (str2.equals(str3)) {
                        Toast.makeText(MainActivity.this, "修改成功", Toast.LENGTH_SHORT).show();
                    } else {
                        editText4.setText("两次密码不一致，请重新输入");
                    }
                } else {
                    editText3.setText("原密码错误");
                }
            }

        });
    }
}